Cutting Aluminum Siding With A Knife

Quickest cleanest way to cut alum siding.

Cutting aluminum siding with a knife.

A pair of high quality tin snips can help to speed up the shaping and cutting of the aluminum siding and is especially helpful in cutting the curves. This weakens the aluminium and creates a fracture line. Hot metal chips will fly. I had to replace a bad aluminum panel in the middle of a house.

Thick using a ferrous metal cutting blade. Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal. You can cut mild steel up to about 3 8 in. In our test it cut through rebar like a hot knife through butter.

With the aid of a straight edge and a sharp knife score both sides of the aluminium sheet. Since aluminum and vinyl siding is relatively soft and thin they are pretty much easy to trim and cut and in fact you can make use of a utility knife or a scoring tool for the job. Cut metal with your circular saw. It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool.

If you want to make long straight cut on a piece of vinyl siding it is best to use a utility knife. My buddy is a siding guy for 30 years and to me the best way to cut aluminum siding is a diamond blade on a 4 1 2 grinder. Depending on how you want to cut vinyl siding into that you will make use of different tools. Just always wear ear plugs and glasses.